Knob of a ball bat



FIG. 1 is a side, end perspective view of a knob of a ball bat of the present design;

FIG. 2 is an enlarged side, end perspective view of the knob of the ball bat of FIG. 1;

FIG. 3 is an end view of the portion of the knob of the ball bat of FIG. 1; and,

FIG. 4 is a side view of the knob of the ball bat of FIG. 1.

The ornamental design that is claimed is shown in solid lines in the drawings. The broken (dashed) lines shown in FIGS. 1 through 4 are included only for the purpose of illustrating environmental elements and break lines, and form no part of the claimed design. 

CLAIM We claim the ornamental design for a knob of a ball bat, as shown and described. 